They were the Vietnamese "boat people". Many were rescued by US Navy and other ships and emigrated to the United States after the fall of South Vietnam.
"Vietnamese Boat People"
Westwind - 1975 Sea Jackals was released on: USA: 1975
Westwind - 1975 Sea Snakes was released on: USA: 1975
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A Sea of Faces was created in 1975.
Love at Sea was created in 1975.
The who fled by sea became known as the Haitian boat people.
Sea Area Forties - 1975 is rated/received certificates of: UK:U
The cast of Source to Sea - 1975 includes: Alexander John as Himself - Commentator
Sea Sonic was created in 1975-09.
Lunar Sea was created in 1975-10.